TY  - BOOK
AU  - Birecki, M.
TI  - (Some results of investigations conducted by the potato division of the institute of Soil Cultivation and Fertilization on degeneration of potatoes)
KW  - Papa
KW  - Investigación
N1  - Resumen en inglés; Sobretiro de : Postepy Nauk Rolniczych 5 (53) : 39-68, 1958
ER  -